Storage devices

Storage devices

1. Optical

   • Advantages
     • Cost affective
     • Portable
   • Disadvantages
     • Not very durable
     • Limited capacity
   • Examples
     • Cd's
     • DVD's
     • Blu-ray's

2. Magnetic

   • Advantages
     • Cost affective
     • Larger capacity than solid state
   • Disadvantages
     • Not as durable
     • Writes data slower
   • Examples
     • PC's
     • Desktop computer's

3. Solid state

   • Advantages
     • More durable
     • More energy sufficent
   • Disadvantages
     • Less cost affective
     • Limited read lifespan
   • Examples
     • Phones
     • Tablets

4. Purpose

   • What do we use storage for?
     • Storing data permanently